Advantage: it compares data across categories
Disadvantage: it can only compare one set of data and depending on the intervals, it can be inaccurate
Double Bar Graph
Advantage: it compares two sets of data across categories
Disadvantage: it can only compare a couple of data and depending on the intervals, it can be inaccurate
Advantage: it compares changes in data over time
Disadvantage: the types of data mostly used are the ones that had changed over time
Advantage: it compares categories (parts) to the whole using percents
Disadvantage: it takes a long time to make and very complicated to construct
Advantage: it compares data that can be easily counted and represented using symbols
Disadvantage: when the symbols are cut, you can't tell how much of the symbol they have taken off
2. How can graphs be misleading. Show 3 ways.
- Putting a break on the y-axis
- Distorting the visuals (making a visual/symbol larger than the rest)
- Distorting the the size of a bar (making a bar wider/ putting more area inside a bar)
A line graph and a bar graph
3b. If you were selling Pizza Subs would you continue? How does your graph explain your answer.
Yes, I would continue selling Pizza Subs. This would be my answer because when I look at my graph, it shows me that they are selling more every week.
Here is a video saying what a graph is in the simplest way:
Here is a site to play graphing games. It's really fun!